Carl siegener



(No Model.)

0. SIEGENER.

HOT WATER STOVE.

110.425.711. Patented Apr. 15. 1890.

UNITED STATES PATENT OFFICE.

CARL SIEGENER, OF FRANKFORT-ON-THE-MAIN, PRUSSIA, GERMANY.

HOT-WATER STOVE.

SPECIFICATION forming part of Letters Patent No. 425,711, dated April 15, 1890. Application filed January 16, 1890. Serial No. 337,103. (No model.)

19, provided with a fire-grate g, and having fitted within it a double-cased hood e, which is connected to the main casing b by a tube 0, carried in the form of a worm cl over the firegrate and around the hood 6. \Vater is admitted by the pipe at to the casing 19, thence passes by the pipe 0 through the worm cl t0 the hood 6, and flows out by the pipe f, being heated in its passage through the apparatus by the tire and hot fire gases, which ascend from the fire-grate g through the funnel h, circulate within the hood 6, and passing out around the worm d escape by the outlet 71, the heat being absorbed by the water in the easings b and e and worm d.

What I claim, and desire to secure by Letters Patent of the United States, is-

In a water-heating apparatus, the combination of the hollow casing 17, provided with inlet a, the hollow casing e, provided with outlet f, the funnel h Within the casing e and above the grate g, and the wormdaround the hood 6 and connected With the same and the casing 19, substantially as described.

In witness whereof I hereunto set my hand in presence of two witnesses.

CARL SIEGENER. Witnesses:

EMIL Hnss, FRANK H. MASON. 

